Initial commit from ZIP

evg-outbo-api/outbo/apps/photobriefing/rules.py

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+from typing import TYPE_CHECKING
+
+from rules import always_deny, predicate
+
+from outbo.apps.core.rules import is_agency
+from outbo.apps.products.rules import can_read_product
+
+if TYPE_CHECKING:
+    from outbo.apps.authentication.models import User
+    from outbo.apps.photobriefing.models import Brief, BriefItem
+
+
+# Brief
+@predicate
+def _has_readable_product(user: "User", brief: "Brief"):
+    return can_read_product.test(user, brief.product)
+
+
+@predicate
+def can_edit_brief(user: "User", brief: "Brief"):
+    return brief.editable_for_user(user=user)
+
+
+@predicate
+def can_publish_brief(user: "User", brief: "Brief"):
+    return brief.publishable_for_user(user=user)
+
+
+@predicate
+def can_complete_brief(user: "User", brief: "Brief"):
+    return brief.completable_for_user(user=user)
+
+
+@predicate
+def can_accept_brief(user: "User", brief: "Brief"):
+    return brief.acceptable_for_user(user=user)
+
+
+# CRUD
+can_create_brief = always_deny
+can_read_brief = _has_readable_product
+can_update_brief = (
+    can_edit_brief | can_publish_brief | can_accept_brief | can_complete_brief
+)
+can_delete_brief = always_deny
+
+
+# BriefItem
+@predicate
+def _has_readable_brief(user: "User", brief_item: "BriefItem"):
+    return can_read_brief.test(user, brief_item.brief)
+
+
+@predicate
+def _has_editable_brief(user: "User", brief_item: "BriefItem"):
+    return can_edit_brief.test(user, brief_item.brief)
+
+
+# CRUD
+can_create_brief_item = is_agency
+can_read_brief_item = _has_readable_brief
+can_update_brief_item = always_deny
+can_delete_brief_item = _has_editable_brief